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Re: [RFC] failures found while pounding on GCC trunk
On 9/23/07, Manuel López-Ibáñez <lopezibanez@gmail.com> wrote:
> On 23/09/2007, Richard Guenther <richard.guenther@gmail.com> wrote:
> > On 9/23/07, Manuel López-Ibáñez <lopezibanez@gmail.com> wrote:
> > > On 23/09/2007, Richard Guenther <richard.guenther@gmail.com> wrote:
> > > > On 9/23/07, Manuel López-Ibáñez <lopezibanez@gmail.com> wrote:
> > > > >
> > > > > Am I wrong? I have the same problem when I try to enable SSA at O0 and
> > > > > my current solution is the dummy pass.
> > > >
> > > > Right, a dummy pass after salias works.
> > > >
> > >
> > > And *before* salias? Does it make a difference? It suits me better for
> > > my purposes.
> >
> > No, after salias you need to run rebuild_alias. And for efficiency you'd
> > of course remove the TODO from salias itself.
> >
>
> I am not so concerned about efficiency ATM, I am trying to build SSA at O0.
If you only want simple SSA you should look at doing expansion after
early optimization. That goes into SSA w/o computing real aliases.
Or what are you really trying to do?
Richard.